Which two statements are true of a network mask?()
- A、A subnet mask specifies the portion of an IP address that is in a binary format
- B、A subnet mask specifies the portion of an IP address that is in a decimal format
- C、A subnet mask specifies the portion of an IP address that represents a network prefix
- D、A subnet mask specifies the portion of an IP address that represetns network hosts
正确答案:C
答案解析:有

微信扫一扫手机做题